Home / 20,378,605.44-30,564,475.86-5,804,500.29

Finding the Fourth Proportional to 20,378,605.44, 30,564,475.86 and 5,804,500.29

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Solution

The fourth proportional to 20,378,605.44, 30,564,475.86 and 5,804,500.29 is: 8,705,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,378,605.44 : 30,564,475.86 = 5,804,500.29 : x
  2. Step 2: Convert to fraction form
    20,378,605.44/30,564,475.86 = 5,804,500.29/x
  3. Step 3: Cross multiply
    20,378,605.44x = 30,564,475.86 × 5,804,500.29
  4. Step 4: Simplify right side
    20,378,605.44x = 177,411,508,993,068
  5. Step 5: Solve for x
    x = 177,411,508,993,068/20,378,605.44
  6. Step 6: Final answer
    x = 8,705,772.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.